--- a/hgext3rd/topic/stack.py	Fri Mar 18 08:14:45 2016 -0700
+++ b/hgext3rd/topic/stack.py	Fri Mar 18 15:00:58 2016 +0000
@@ -26,7 +26,7 @@
         if p1.obsolete():
             p1 = repo[_singlesuccessor(repo, p1)]
         if p1.rev() != prev:
-            # display the parent of the chanset
+            # display the parent of the changeset
             state = 'base'
             symbol= '_'
             fm.startitem()